1
southwestern + noun
作定语，修饰地区、方向等名词，表示“西南部的”。
The southwestern states are popular with tourists.
西南部各州很受游客欢迎。
西南的；西南部的；向西南的；来自西南的
先理解核心含义，再看它在真实句子里的用法。
西南的；西南部的；向西南的；来自西南的
relating to or located in the southwest, especially the southwestern United States
The southwestern states are popular with tourists.
西南部各州很受游客欢迎。
西南的；与西南有关的。
Of or pertaining to the southwest.
与以所在基本方向命名的任一特定地区有关的。
Of or relating to any of various particular regions named for the cardinal direction in which they lie.
The southwestern part of the city is known for its colorful street art.
这座城市的西南部以其色彩缤纷的街头艺术而闻名。
We stayed at a small hotel near the southwestern coast.
我们住在西南海岸附近的一家小旅馆。
The restaurant serves traditional southwestern dishes.
这家餐厅供应传统的西南风味菜肴。
作定语，修饰地区、方向等名词，表示“西南部的”。
The southwestern states are popular with tourists.
西南部各州很受游客欢迎。
用于指明具体方位，“某地的西南部”常用 the southwestern + 名词 + of + 地名表达。
The factory is in the southwestern part of the city.
这家工厂位于城市的西南部。
作表语时，通常指具有美国西南部地区的建筑或装饰风格。
The house is southwestern in style.
这座房子是西南部风格的。
Not this
Chengdu is in the southwestern of China.
Use this
Chengdu is in the southwest of China.
southwestern 是形容词，不能放在 the ... of 结构中作名词；表示方位的名词应用 southwest，因此要说 the southwest of China。
Not this
The park lies southwestern of the lake.
Use this
The park lies southwest of the lake.
southwestern 是形容词，不能单独作方位状语；表示“在……的西南方”时要用副词 southwest，即 southwest of + 地点。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
美国西南部
The southwestern United States is known for its desert landscapes.
美国西南部以其沙漠景观而闻名。
西南地区
Many birds migrate to the southwestern region in winter.
许多鸟类冬天迁徙到西南地区。
西南边境
The army was deployed along the southwestern border.
军队被部署在西南边境。
西南部风味菜肴
This restaurant serves delicious southwestern cuisine.
这家餐厅供应美味的西南部风味菜肴。
西南角
The old church stands in the southwestern corner of the square.
那座老教堂矗立在广场的西南角。
西南风格
Her house is decorated in a southwestern style.
她的房子以西南风格装修。
Use southwestern naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
记忆联想：把 south(南) + west(西) + ern 拼在一起，想象美国西南部沙漠仙人掌的景象即可。
语域：neutral 常见场景：geographical descriptions、compass directions、regional cuisine and architecture southwestern 通常作形容词，多用于地理、方位或区域文化（如美食、建筑）的描写，语气中性，正式与口语中都比较自然。
以下词在非卷舌读音中与 southwestern 押韵：western /ˈwɛstən/、northwestern /ˌnɔːθˈwɛstən/、midwestern /ˌmɪdˈwɛstən/。请注意：southeastern /ˌsaʊθˈiːstən/ 结构相似但元音不同（/iː/ 对 /ɛ/）；southwest /ˌsaʊθˈwɛst/ 形似但缺少末尾的 /ən/，所以都不押韵。
Dictionary facts from ECDICT, WIKTIONARY.